diff --git a/.golangci.yml b/.golangci.yml
index 9a75b919..f82887de 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -11,13 +11,11 @@ linters:
   enable:
     - gofmt
     - govet
-    - deadcode
     - depguard
     - goimports
     - ineffassign
     - misspell
     - unused
-    - varcheck
     - revive
     - staticcheck
     - typecheck
diff --git a/Dockerfile b/Dockerfile
index f1cc6a16..c8d71191 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile-upstream:1.5.0
 
-ARG GO_VERSION=1.19
+ARG GO_VERSION=1.20
 ARG XX_VERSION=1.1.2
 ARG DOCKERD_VERSION=20.10.14
 
diff --git a/bake/bake_test.go b/bake/bake_test.go
index 4311b252..b42a7ee6 100644
--- a/bake/bake_test.go
+++ b/bake/bake_test.go
@@ -10,8 +10,6 @@ import (
 )
 
 func TestReadTargets(t *testing.T) {
-	t.Parallel()
-
 	fp := File{
 		Name: "config.hcl",
 		Data: []byte(`
@@ -35,6 +33,7 @@ target "webapp" {
 	ctx := context.TODO()
 
 	t.Run("NoOverrides", func(t *testing.T) {
+		t.Parallel()
 		m, g, err := ReadTargets(ctx, []File{fp}, []string{"webapp"}, nil, nil)
 		require.NoError(t, err)
 		require.Equal(t, 1, len(m))
@@ -50,6 +49,7 @@ target "webapp" {
 	})
 
 	t.Run("InvalidTargetOverrides", func(t *testing.T) {
+		t.Parallel()
 		_, _, err := ReadTargets(ctx, []File{fp}, []string{"webapp"}, []string{"nosuchtarget.context=foo"}, nil)
 		require.NotNil(t, err)
 		require.Equal(t, err.Error(), "could not find any target matching 'nosuchtarget'")
@@ -91,6 +91,7 @@ target "webapp" {
 
 		// building leaf but overriding parent fields
 		t.Run("parent", func(t *testing.T) {
+			t.Parallel()
 			m, g, err := ReadTargets(ctx, []File{fp}, []string{"webapp"}, []string{
 				"webDEP.args.VAR_INHERITED=override",
 				"webDEP.args.VAR_BOTH=override",
@@ -105,6 +106,7 @@ target "webapp" {
 	})
 
 	t.Run("ContextOverride", func(t *testing.T) {
+		t.Parallel()
 		_, _, err := ReadTargets(ctx, []File{fp}, []string{"webapp"}, []string{"webapp.context"}, nil)
 		require.NotNil(t, err)
 
@@ -116,6 +118,7 @@ target "webapp" {
 	})
 
 	t.Run("NoCacheOverride", func(t *testing.T) {
+		t.Parallel()
 		m, g, err := ReadTargets(ctx, []File{fp}, []string{"webapp"}, []string{"webapp.no-cache=false"}, nil)
 		require.NoError(t, err)
 		require.Equal(t, false, *m["webapp"].NoCache)
@@ -124,6 +127,7 @@ target "webapp" {
 	})
 
 	t.Run("PullOverride", func(t *testing.T) {
+		t.Parallel()
 		m, g, err := ReadTargets(ctx, []File{fp}, []string{"webapp"}, []string{"webapp.pull=false"}, nil)
 		require.NoError(t, err)
 		require.Equal(t, false, *m["webapp"].Pull)
@@ -132,6 +136,7 @@ target "webapp" {
 	})
 
 	t.Run("PatternOverride", func(t *testing.T) {
+		t.Parallel()
 		// same check for two cases
 		multiTargetCheck := func(t *testing.T, m map[string]*Target, g map[string]*Group, err error) {
 			require.NoError(t, err)
diff --git a/bake/hcl_test.go b/bake/hcl_test.go
index 56d705ad..ecb0d722 100644
--- a/bake/hcl_test.go
+++ b/bake/hcl_test.go
@@ -946,7 +946,7 @@ func TestVarUnsupportedType(t *testing.T) {
 }
 
 func ptrstr(s interface{}) *string {
-	var n *string = nil
+	var n *string
 	if reflect.ValueOf(s).Kind() == reflect.String {
 		ss := s.(string)
 		n = &ss
diff --git a/docker-bake.hcl b/docker-bake.hcl
index 644912da..99eaaecc 100644
--- a/docker-bake.hcl
+++ b/docker-bake.hcl
@@ -1,5 +1,5 @@
 variable "GO_VERSION" {
-  default = "1.19"
+  default = "1.20"
 }
 variable "DOCS_FORMATS" {
   default = "md"
diff --git a/hack/dockerfiles/docs.Dockerfile b/hack/dockerfiles/docs.Dockerfile
index c78d0b75..94ab3b1a 100644
--- a/hack/dockerfiles/docs.Dockerfile
+++ b/hack/dockerfiles/docs.Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.4
 
-ARG GO_VERSION=1.19
+ARG GO_VERSION=1.20
 ARG FORMATS=md,yaml
 
 FROM golang:${GO_VERSION}-alpine AS docsgen
diff --git a/hack/dockerfiles/generated-files.Dockerfile b/hack/dockerfiles/generated-files.Dockerfile
index 85c8729d..cf9a2ce7 100644
--- a/hack/dockerfiles/generated-files.Dockerfile
+++ b/hack/dockerfiles/generated-files.Dockerfile
@@ -5,7 +5,7 @@
 # Copyright The Buildx Authors.
 # Licensed under the Apache License, Version 2.0
 
-ARG GO_VERSION="1.19"
+ARG GO_VERSION="1.20"
 ARG PROTOC_VERSION="3.11.4"
 
 # protoc is dynamically linked to glibc so can't use alpine base
diff --git a/hack/dockerfiles/lint.Dockerfile b/hack/dockerfiles/lint.Dockerfile
index bbff367c..5092e85c 100644
--- a/hack/dockerfiles/lint.Dockerfile
+++ b/hack/dockerfiles/lint.Dockerfile
@@ -1,10 +1,10 @@
 # syntax=docker/dockerfile:1.4
 
-ARG GO_VERSION=1.19
+ARG GO_VERSION=1.20
 
 FROM golang:${GO_VERSION}-alpine
 RUN apk add --no-cache git gcc musl-dev
-RUN wget -O- -nv https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s v1.48.0
+RUN wget -O- -nv https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s v1.51.1
 WORKDIR /go/src/github.com/docker/buildx
 RUN --mount=target=/go/src/github.com/docker/buildx --mount=target=/root/.cache,type=cache \
   golangci-lint run
diff --git a/hack/dockerfiles/vendor.Dockerfile b/hack/dockerfiles/vendor.Dockerfile
index e5e9b7a6..a928e12f 100644
--- a/hack/dockerfiles/vendor.Dockerfile
+++ b/hack/dockerfiles/vendor.Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1.4
 
-ARG GO_VERSION=1.19
+ARG GO_VERSION=1.20
 ARG MODOUTDATED_VERSION=v0.8.0
 
 FROM golang:${GO_VERSION}-alpine AS base